APA aipamena

(2007). Second life: The official guide. Hoboken, N.J: John Wiley [distributor].

Chicago Style aipamena

Second Life: The Official Guide. Hoboken, N.J: John Wiley [distributor], 2007.

MLA aipamena

Second Life: The Official Guide. Hoboken, N.J: John Wiley [distributor], 2007.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.